webpack.config.js

const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const Dotenv = require('dotenv-webpack');

module.exports = {
  entry: './src/index.js',
  output: {
    path: path.resolve(__dirname, 'build'),
    filename: 'bundle.js',
    publicPath: '/'
  },
  resolve: {
    fallback: {
      crypto: require.resolve('crypto-browserify'),
      util: require.resolve('util/'),
      "vm": require.resolve("vm-browserify"),
      "buffer": require.resolve("buffer/"),
      "stream": require.resolve("stream-browserify")
    }
  },
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: ['style-loader', 'css-loader'],
      },
      {
        test: /\.js$/,
        exclude: /node_modules/,
        use: {
          loader: 'babel-loader',
          options: {
            presets: ['@babel/preset-react']
          }
        }
      },
      {
        test: /\.(png|svg|jpg|jpeg|gif|ico)$/i,
        type: 'asset/resource',
      }
    ]
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: './public/index.html',
      favicon: './public/favicon.ico',
    }),
    new Dotenv({
      path: path.resolve(__dirname, '.env'),
    }),
  ],
  devServer: {
    static: {
      directory: path.join(__dirname, 'public'),
    },
    compress: true,
    port: 8080,
    allowedHosts: 'all',
  },
};